Peterbilt 379 with dill block, 379 W-DILL Block wire Schematic
Model 379 Family Wiring (1 of 4) SK18250 C 01
-GAUGES-
VOLTMETER
(+) 280 (-) = 239
OIL TEMP
G=239 I=242
S=282 ENGINE
S= 35 FRONT DRIVER
S= 36 REAR DRIVER
S= 59 MAIN TRANSMISSION
S=241 AUX TR AN SMISSION
BRAKESAVER OILTEMP
S=112 G=239 I=242
FUEL LEVE L
S= 14 G=239 I=242
VARASHIELD
S=345 G=239 I=242
WATER TEMPERATURE
S=380 G=239 I=242
AMMETER
337,338
16-03263
16-03264
16-04345
16-04348
16-04349
16-04352
16-05057-0000
0250
0400
16-04354
16-04562-0000 0600
SHT 1 SK18250
JUMPERS
3/16" FEMAL E M OLD WITH MALE BLADE IN SHELL
0100 0900
0250 1600
SHT 6 SK18250
KYSOR OIL PRESSURE
23 =C 231=NO 106=NC
KYSOR WATER TEMP
231=C 285=NO 232= N C
LOW WATER LEVEL
A98
OIL PRESS U R E SWITCH
106
INTERAXLE DIFF
FIFTH WHEEL
LOW AIR
STOP LIGHT
MALE BLADE S I N SH ELL, BOTH END S
FEMALE IN SHELL, BOTH ENDS
90° #10 MOLDED WI T H MA LE BLADE IN SHEL L
1/4" FEMALE M OLD WITH MALE B LADE IN SHELL
2 FEMALE SHELLS WITH MA LE BLADE IN SHEL L
BULB SOCK ET W I TH 2 MALE BLADES IN SHELLS
#10 RING TERM WITH MALE BLADE IN SHELL
BUTT SPLICE TO MALE BLADE IN SHELL
1) CIRCUIT NUMBERS REMAIN THE SAME AS 359,362
2) CIRCUIT NUMBERS PRINTED ON INSULATION
EVERY 4" OR LESS
3) COLORS:
4) COLORS FOR ABOVE CIRCUITS MAY BE STRIPES
ON WHITE INSULATION OR COLORED INSULATION
WITH CONTRASTING CIRCUIT MARKING
-SWITCHES-
145,239
192,242
305,239
3 281,279
WIRE CODES
CKT
239
242
253
280
ALL OTHERS
SHT 2 SK18250
STRIPE OR IN SU LATION COLOR
BLACK
RED
BLUE
YELLOW
WHITE INSULATION
SHT 7 SK18250
SWITCHES (CONTINUED) SWITCHES (CONTINUED)
SWITCH CONNECTORS
HEADLIGHTS
28,298,8,24
CLEARANCE LIGHTS
28,25,8,5
FOG/DRIVING (AUX LIGHTS)
28,27,8,7
AD LAMP
249 & 280
LOAD LAMP
254 & 280
FUEL LEVE L
2,14,1
SPOT LIGHT
280,132
HEATED MIRROR
303,302
ENGINE FAN
226,220
SHT 3 SK18250
JAKE BRAKE
ON-OFF
SWITCH
THROTTLE
SWITCH
4 CYL
289
290
223
225
THROTTLE
SWITCH
REAR OF
SELECTOR
SWITCH
289
225
242
CLUTCH
SWITCH
224
2 CYL 4 CYL
242
CLUTCH
SWITCH
290
223
224
2 CYL
REAR OF
SELECTOR
SWITCH
SHT 8 SK18250
SHUTDOWN OVERRIDE
23,232
ETHER
29,83
JAKE BRAKE (2 SWITCH)
ELECTRICAL WASHER
242,404
START BUTTON
29,286
IGNITION SWITCH
23,286=IGN
JAKE BRAKE (1 SWITCH TYPE)
223
224
242
289
12=BATT
252=ACC
223
224
SPLICE 24 2 & 289
225
SHT 4 SK18250
SHT 9 SK18250
225
SWITCHES (CONTINUED)
VARASHIELD
239
KYSOR SHUTDOWN W/AUTOMATIC OVERRIDE
352
353 POWER IN
349
W/LOW WATER LEVEL
KYSOR
AUTOMATIC
OVERRIDE
1 2 3 4 5 6
232
A23
29
23
W/O LOW WATER LEVEL
KYSOR
AUTOMATIC
OVERRIDE
1 2 3 4
23
239
29
A23
232(MAY BE IN HARNESS)
SHT 5 SK18250
SHT 10 SK18250
239
A98
98
PD803374.FRM
Model 379 Family Wiring (2 of 4) SK18250 F 02
WIRING OF MAIN DISTRIBUTION PANEL
RADIO
#4
HORNLEFT
PNL
IGN
RIGHT
TAIL
RT HD LP
LP
SW
ACC
HT
MIRROR
#3
HTR
A/C
SLPR
SPARE
WR
WIPER
#2
#1
280
#5
TURN
ROOF
AUX
DEF
FAN
HORN
UNSW
ACC
CB
AUX
LPS
CL
LPS
SLPR
STOP
LT HD LP
TRINARY SWITCH A/C
FROM
TRINARY A93
#3
TO ENGINE
HARNESS
#2
#1
NOTE: FOR TRUCKS BUILT PRIOR TO 4/25/88
93 FREON CLUTCH
239 GROUND
242 SW PWR
RELAY MTG
239 GROUND
TO
TRINARY
FAN CLUTCH
SW PWR
220
FAN
CLUTCH
SOLENOID
220
242
A93 TO
RELAY
180
A/C
PWR
12V CHARGING CIRCUIT
ALTERNATOR 31
(+)
BATTERIES
(-)
82 GROUND-ENGINE
298 POWER
TO CAB
150A CIRCUIT
BREAKER
30
+
"S"
STARTER
82 GROUND-FRAME
A30
A29
FROM
MAG
SWITCH
TYPICAL SER I ES PARALLEL
ALTERNATOR 31
BATTERIES
(-)
287
90A
239
BATTERIES
(-)
82 GROUND -EN GINE
150A CIRCUIT
BREAKER
259
2
1
67
29 START BUTTON
SERIES PARALLEL
354
SWITCH
297
34
90A
30
STARTER
82 GROUND-FRAME
298 POWER
TO CAB
338
BATTERIES
+
"S"
AMMETER
337
BATTERIES
+-
(+)
(+)
PD803374.FRM
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